Ceiling fan



FIG. 1 is a perspective view from below of a ceiling fan in accordance with our design;

FIG. 2 is a top plan view of the ceiling fan in accordance with our design;

FIG. 3 is a bottom plan view of the ceiling fan in accordance with our design;

FIG. 4 is a side elevation view of the ceiling fan in accordance with our design, the opposite side being a mirror image of that shown; and,

FIG. 5 is a front perspective view from below of the ceiling fan in accordance with our design. 

The ornamental design for a ceiling fan, as shown and described. 